dr. spence says in the end, the question is not only whether president obama deals with issues regarding race or poverty, but to what degree he addresses them. >>> 50 years after her death, baltimore honors hometown jazz great billie holiday. today, city leaders rededicated a statue in her memory. it now features the anti-racism message of her songs. historians say holiday's life offers valuable lessons for us all. >> everybody talk said about billie holiday in terms of being a drug addict. that's not the case. what i thought about her. there was one thing that always stuck in my mind. that she was a description of history. she talked about everything that happened to her during that period. and subscwenltly, she talked about -- subsequently, she talked about what was happening to humanity. >> the sculpture, lady day, was made by james earl reed. and first appeared at lafayette and pennsylvania avenue back in 1985. >>> what has been a worry in the chesapeake is now cause for concern for the rest of the world. it is the disappearance of coastal underwater grasses. alex demetrick reports,